*{
  padding: 0px;

}

.all{
  background: url("../../images/desk.jpg") ;
/*  background: deepskyblue;*/
  width: 100%;
  height: 975px;
  margin: 0px auto;

  padding-top: 200px;

}

.md-input-container{
  overflow: hidden;
}

.contents{

 /* filter:Alpha(opacity=50);!* 只支持IE6、7、8、9 *!*/

  filter:alpha(Opacity=70);
  -moz-opacity:0.7;
  opacity: 0.7;
  background-color:rgba(0,0,0,0.2); /* IE6和部分IE7内核的浏览器(如QQ浏览器)会读懂，但解析为透明 */

  padding-top: 30px;
  border-radius: 20px;
  width: 35%;
  height: 30%;
  margin: 0px auto auto auto;
  text-align: center;
  background: white;
  box-shadow: 2px 2px 25px;

}
.contents div{
/*  border: 2px solid yellow;*/

}

.contents div input{

}
.contents div label{

}

.loginbut,.resetbut{

  border-radius: 6px;
  background: #2196f3;
  font-size: 16px;
  color: white;
  width: 8em;
  height: 36px;
  line-height: 36px;
  margin-left: 23px;
  box-shadow:0px 2px 6px lightgray;
}

